APA استشهاد

Bailey, M. J. (1971). National income and the price level (2nd edition.). McGraw-Hill.

استشهاد بنمط شيكاغو

Bailey, Martin J. National Income and the Price Level. 2nd edition. New York: McGraw-Hill, 1971.

MLA استشهاد

Bailey, Martin J. National Income and the Price Level. 2nd edition. McGraw-Hill, 1971.